Elderly people with forgetfulness can take antidepressants, acetylcholinesterase inhibitors, drugs to improve cerebral ischemia, according to the specific cause of the disease to take, common causes include the following. 1. Alzheimer’s disease: a common disease in the elderly, clinical manifestations of memory loss, judgment, emotional apathy, etc., can take acetylcholinesterase inhibitors to improve the cognitive function of patients, such as donepezil. 2. neurasthenia: neurasthenia patients manifested as slow reaction, memory loss, inattention, then you can take antidepressants, such as fluoxetine, paroxetine, etc., usually more exercise, learn to ease their emotions, can improve neurasthenia. 3. Cardiovascular diseases: such as cerebral infarction patients will also appear forgetfulness symptoms, can take ginkgo biloba, brain heart and other drugs to improve the microcirculation of the brain, to alleviate this symptom. The above medication is recommended to be used under the guidance of a professional doctor, not self-medication.